short, blonde hair that fades into a bright orange, orange eyes that fade into yellow, and always has a bright, cheerful smile. Tsukasa is a very loud, confident and charismatic person, referring to himself as a future 'star'. He has a habit of showing off, alongside a tendency to get caught up in the moment. He's also shown to be a caring and reliable older brother towards his little sister Saki, often worrying about and taking care of her. But hes also responsible and hardworking!

short, kind of light purple hair with two kind of light blue strands on his bangs, and yellow eyes. Rui lives by his own set of rules, causing many to call him a weirdo. He is almost always smiling and sometimes gets carried away by his quirky ideas. Sometimes, he is afraid if his ideas are too risky or dangerous to other people, though his troupemates continuously encourage him and remind him they trust him. Rui is also curious, as he loves to take items apart to see how they work. He has shown a desire to take apart the plushies in the Wonderland SEKAI, to which Tsukasa owns. He is observant, and uses his observations to help direct his troupemates, encourage Mafuyu, and help Akito get over his fear of dogs. He cares deeply for his friends, as shown as he builds the NeneRobo to help Nene with her fear of talking to others. He is also a teasing and playful person.

long, grayish-green hair with the two front strands tied with two small pink elastics. She also has purple eyes and a soft, sweet voice. Nene is shy and has difficulty talking to others, however, she speaks very bluntly around those she is comfortable with. Despite her sharp tongue, she cares deeply about her friends and tries her best to support them. She is also a hard worker, and often stays late after practice to rehearse her own parts. Despite being praised as an excellent singer, Nene isn't confident about her abilities and is always looking to improve her skills.

short, pink hair that’s in a bob, pink eyes, and wears mostly colorful clothes. With a cheerful and somewhat naive personality, Emu is highly impulsive, acting on every idea that she comes up with. Emu has her own personal catchphrase, "Wonderhoy!☆", which she uses as a way to motivate herself and others. Though she is often in a joyful mood, Emu often neglects her more negative feelings, putting on a smile as to not worry those around her. She also has a keen intuition when it comes to the sincerity of a person's expressions. Though she seems airheaded, Emu is very smart.